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Home >> Honda >> 2021 >> Pilot Elite >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Advanced Diagnostics (1 Of 3) >> Advanced Diagnostics >> DTC : P04DF >> Confirmation Procedure >> Operating Condition
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Operating Condition

  1. Start the engine. Hold the engine speed [ENGINE SPEED] at 3, 000 RPM without load (in P or N) until the radiator fan comes on.
  2. Let the engine idle for at least 64 seconds.
  3. Turn the vehicle to the OFF (LOCK) mode and leave the vehicle for at least 10 seconds.